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Your Neighborhood's Air Quality

We combine data from our air quality monitoring network, NYCCAS, with other data to understand what makes air quality in one neighborhood different …

Initial data from Congestion Relief Tolling

In January 2025, the Metropolitan Transportation Authority Bridge and Tunnels (MTABT) started charging a toll for vehicles entering Manhattan’s …

Public transit creates health

New York City’s public transit system has gotten New Yorkers where they need to go and home again for over a century. For our public transit system to …

A walk through history

A neighborhood is not only shaped by its residents, but also by governmental practices and policies. Some of these have discriminated against …

Efforts to reduce air pollution should focus on neighborhoods with the worst health impacts

This story was recently updated with new data. Every year in NYC between 2017 and 2019 (The most recent data available. See all recorded years of …

Staying safe in cold weather

Cold weather can be dangerous. Here are some tips for staying safe this winter. Learn more about cold weather health risks and get resources to stay …

ZAPPA: A tool to understand air quality policies

Since we published this data story, some data in it have been updated. Get updated data on: Health impacts of air pollution New York City’s air …

An update on air quality during COVID-19

Since we published this data story, some data in it have been updated. Get updated data on: Air quality On March 20, 2020, New York State announced …

Real-Time Air Quality: PM2.5 in NYC

Fine particles (PM2.5) are among the most harmful pollutants. Long-term exposure to PM2.5 contributes to an estimated 2,000 excess deaths from lung …